Plenary authority, the dictator phrase that caused Stephen Miller to stop talking
www.independent.co.uk
Miller suggests Trump wields absolute power over decisions to send in the National Guard, before suddenly stopping speaking in an awkward interview moment

What is Plenary Authority?

Plenary authority refers to a single government official having absolute power on a particular matter.

According to Cornell Law School’s Legal Information Institute, in the U.S., it is recognised as “complete power over a particular area with no limitations”.